DE3272004D1 - Circularly polarised microwave antenna - Google Patents
Circularly polarised microwave antennaInfo
- Publication number
- DE3272004D1 DE3272004D1 DE8282400899T DE3272004T DE3272004D1 DE 3272004 D1 DE3272004 D1 DE 3272004D1 DE 8282400899 T DE8282400899 T DE 8282400899T DE 3272004 T DE3272004 T DE 3272004T DE 3272004 D1 DE3272004 D1 DE 3272004D1
- Authority
- DE
- Germany
- Prior art keywords
- microwave antenna
- circularly polarised
- polarised microwave
- circularly
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/06—Details
- H01Q9/065—Microstrip dipole antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8109760A FR2506082A1 (fr) | 1981-05-15 | 1981-05-15 | Radiateur d'onde electromagnetique polarisee circulairement |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3272004D1 true DE3272004D1 (en) | 1986-08-21 |
Family
ID=9258531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282400899T Expired DE3272004D1 (en) | 1981-05-15 | 1982-05-14 | Circularly polarised microwave antenna |
Country Status (4)
Country | Link |
---|---|
US (1) | US4502053A (fr) |
EP (1) | EP0065467B1 (fr) |
DE (1) | DE3272004D1 (fr) |
FR (1) | FR2506082A1 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4782346A (en) * | 1986-03-11 | 1988-11-01 | General Electric Company | Finline antennas |
US4879563A (en) * | 1987-10-30 | 1989-11-07 | Kyocera Corporation | Circularly polarized complementary antenna with patch and dipole elements |
US4905013A (en) * | 1988-01-25 | 1990-02-27 | United States Of America As Represented By The Secretary Of The Navy | Fin-line horn antenna |
US4870426A (en) * | 1988-08-22 | 1989-09-26 | The Boeing Company | Dual band antenna element |
JP3739637B2 (ja) * | 2000-07-27 | 2006-01-25 | アルプス電気株式会社 | 一次放射器 |
DE102007037614B4 (de) * | 2007-08-09 | 2014-03-13 | Continental Automotive Gmbh | Mehrteilige Antenne mit zirkularer Polarisation |
TWI590519B (zh) * | 2012-08-27 | 2017-07-01 | 鴻海精密工業股份有限公司 | 整合於金屬殼體的天線結構 |
US20140062812A1 (en) * | 2012-08-30 | 2014-03-06 | Cambridge Silicon Radio Limited | Multi-antenna isolation |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB787756A (en) * | 1955-06-02 | 1957-12-18 | Marconi Wireless Telegraph Co | Improvements in or relating to wave guide mouth structures for projecting beams of electro-magnetic waves |
US2946055A (en) * | 1958-12-29 | 1960-07-19 | Sylvania Electric Prod | Parasitic dipole slot antenna |
US3382501A (en) * | 1965-09-22 | 1968-05-07 | Hughes Aircraft Co | Elliptically or circularly polarized antenna |
US3623112A (en) * | 1969-12-19 | 1971-11-23 | Bendix Corp | Combined dipole and waveguide radiator for phased antenna array |
US4063248A (en) * | 1976-04-12 | 1977-12-13 | Sedco Systems, Incorporated | Multiple polarization antenna element |
FR2452804A1 (fr) * | 1979-03-28 | 1980-10-24 | Thomson Csf | Source rayonnante constituee par un dipole excite par un guide d'onde, et antenne a balayage electronique comportant de telles sources |
GB2058468B (en) * | 1979-08-23 | 1983-10-12 | Marconi Co Ltd | Dual frequency aerial feed arrangement |
-
1981
- 1981-05-15 FR FR8109760A patent/FR2506082A1/fr active Granted
-
1982
- 1982-05-10 US US06/376,718 patent/US4502053A/en not_active Expired - Fee Related
- 1982-05-14 EP EP82400899A patent/EP0065467B1/fr not_active Expired
- 1982-05-14 DE DE8282400899T patent/DE3272004D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0065467B1 (fr) | 1986-07-16 |
FR2506082A1 (fr) | 1982-11-19 |
US4502053A (en) | 1985-02-26 |
FR2506082B1 (fr) | 1985-05-03 |
EP0065467A1 (fr) | 1982-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |